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Calculate the Unknown Missing angle measures ​
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Calculate the Unknown Missing angle measures ​

Calculate the Unknown Missing angle measures ​-example-1
User Peetya
by
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1 Answer

3 votes

Answer:

Explanation:

c=180-123=57

b=180-123=57

d=180-57-55=68

a=180-68-57=55

a,b,c,d=55, 57, 57, 68 degrees

User Gulliver
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